Middle-case for a watch



FIG. 1 is a perspective view from above of the “middle-case for a watch”, taken from one side;

FIG. 2 is a plan view thereof, taken from above;

FIG. 3 is a perspective view thereof from above, taken from the other side;

FIG. 4 is a plan view thereof, taken from below;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a rear elevation view thereof; and,

FIG. 8 is a front elevation view thereof. 

The ornamental design for a middle-case for a watch, as shown. 